Description

2-Cyclopenten-1-One, 2,3-Dimethyl-5-(2-Propenyl)- (9Ci) is a specialized organic intermediate featuring a functionalized cyclopentenone core with an allyl substituent. This compound matters for its role as a versatile building block in advanced organic synthesis, enabling the construction of complex molecular architectures. It is needed by research chemists and process development scientists in the pharmaceutical, agrochemical, and fragrance industries for creating novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs), particularly those with complex cyclic structures.
• Agrochemical Synthesis: Used in the research and development of new pesticides, herbicides, and plant growth regulators, leveraging its reactive ketone and alkene functionalities.
• Fragrance & Flavor Chemistry: Acts as a precursor for synthesizing specific aroma chemicals and flavor compounds due to its functionalized five-membered ring structure.
• Material Science Research: Employed in the development of advanced polymers and functional materials where its unique backbone can impart specific properties.
• Organic Synthesis Building Block: Utilized in Diels-Alder reactions, Michael additions, and other cyclization strategies to construct complex natural product analogs and specialty molecules.
• Chemical Research & Development: A valuable reagent for academic and industrial R&D labs exploring new synthetic methodologies and reaction pathways.

Basic Information

Product Name	2-Cyclopenten-1-One, 2,3-Dimethyl-5-(2-Propenyl)- (9Ci)
CAS No.	466634-65-1
Molecular Formula	C10H14O
Molecular Weight	150.22 g/mol
Synonyms	5-Allyl-2,3-dimethylcyclopent-2-en-1-one; 2,3-Dimethyl-5-(2-propen-1-yl)-2-cyclopenten-1-one; 2-Cyclopenten-1-one, 2,3-dimethyl-5-(2-propenyl)-; 5-Allyl-2,3-dimethyl-2-cyclopenten-1-one; 2,3-Dimethyl-5-allylcyclopent-2-enone
EINECS	Contact for details

Quality Control

Our 2-Cyclopenten-1-One, 2,3-Dimethyl-5-(2-Propenyl)- (9Ci) is produced under strict quality management protocols. Every batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and impurity profiles is provided with each shipment to guarantee it meets your specific research or process requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (typically 15-25°C). Keep away from strong acids and incompatible organic solvents. For long-term storage, consider an inert atmosphere to preserve stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 95.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.